package Integer;

public class demo1 {

    Byte b = 10;
    Short s = 10;
    Integer i = 101010110;
    long l1 = 10;
    long l2 = 121212121211212L;//数字默认int
    Long l = 10L;

    float f1 = 10;
    float f2 = 10.0F;
    Float f = 10.0F;
    Double d1 = 10.4;//装箱
    Double d = 10D;

    Character c = 'a';
    Boolean b1 = true;
}
